Greenhouse Vent Opener, 2PCS Solar Automatic Window Opener, Aluminum Alloy Roof Vent Kit for Farm & Garden (15lb Capacity)

Product Description:Maintain optimal greenhouse conditions with this greenhouse vent opener set. The automatic window opener uses solar-powered heat activation (starts at 30°C/86°F) to regulate airflow, featuring long-lasting aluminum alloy construction and 15lb lifting capacity. Includes 2 openers with brackets and hardware.Item Type: Greenhouse Vent OpenerMaterial: Aluminum AlloyWeight: Approx. 654g / 23.1ozCylinder Size: Approx. 33x20.8cm / 13.0x8.2inStand Size: Approx. 31.5x27cm / 12.4x10.6inOpening Temperature: 30°C / 86°FMaximum Opening Weight: 7kg / 15lbMaximum Window Opening: 45cm / 18inPackage List：2 x Cylinder2 x Bracket2 x Accessory Pack (16 x Screws, 8 x Accessories)1 x Instruction Manual

• [Heat-Activated Automation] The greenhouse vent opener automatically responds to temperature changes (activates at 30°C/86°F) to open/close windows, maintaining ideal growing conditions without electricity or manual adjustments.
• [Solar-Powered Running] Using wax-piston solar technology, this automatic window opener requires no batteries or wiring. The solar greenhouse vent system provides robust, energy-no ventilation year-round.
• [Heavy-Duty Aluminum Build] Constructed from aircraft-grade aluminum alloy (654g per unit), the greenhouse vent opener withstands harsh weather while resisting wear better than steel alternatives.
• [15lb Lifting Capacity] Each automatic window opener lifts 7kg (15lb) windows up to 45cm (18), accommodating most standard greenhouse vents and ensuring adequate airflow for plant health.
• [Complete 2-Piece Kit] Includes two solar greenhouse vent openers with mounting brackets (31.5x27cm), screws, and clear instructions for quick installation on glass or polycarbonate greenhouses.